| NWS Forecast for: Garfield County Issued by: National Weather Service Glasgow, MT Last Update: 351 PM MDT Sat Aug 22 2026 | |
Tonight: Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Southeast wind 15 to 20 mph. Chance of rain 30 percent. Sunday: Partly sunny in the morning, then clearing. Highs in the mid 90s. Southwest wind around 5 mph, becoming west in the afternoon. Sunday Night: Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 60s. Northwest wind 5 to 10 mph. Chance of rain 50 percent. Monday: Sunny. Highs in the mid 80s. Northwest wind 10 to 15 mph. Monday Night: Mostly clear. Lows in the mid 50s. Northwest wind 10 to 15 mph, decreasing to around 5 mph after midnight. Tuesday And Tuesday Night: Mostly clear. Highs in the lower 80s. Lows in the mid 50s. Wednesday: Sunny. Highs in the upper 80s. Wednesday Night: A slight chance of showers. Lows in the upper 50s. Thursday: Mostly sunny. Highs in the lower 90s. Thursday Night: A slight chance of showers. Lows around 60. Friday Through Saturday: Partly cloudy. Highs in the mid 80s. Lows in the mid 50s. | |
| Zone Forecast: Garfield County | |
Visit your local NWS office at: https://www.weather.gov/ggw |